China National Standards

China Instrument transformers 7: GB Standards List

  •  China "Instrument transformers 7:" GB Standards List:
    • Standard  Code Standard Title Standard Class Order
    GB/T 20840.7-2007 Instrument transformers - Part 7: Electronic voltage transformers
    互感器 第7部分：电子式电压互感器    		 China National Standards
    Instrument transformers 7:
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